How many two-digit numbers have digits whose sum is a perfect square?( ).A. 13 B. 16 C. 17 D. 18 E. 19 相关知识点: 试题来源: 解析 C 有多少两位数,其个位十位的和是平方数?有一个整数,它的数字和为1:10.有4个整数,它们的数字和为4:13、22、31和40.有9个整数,其数字和为9:18、...
1How many two-digit numbers have digits whose sum is a perfect square?( ).A.13B.16C.17D.18E.19 2【题目】How many two-digit numbers have digits whose sumis a perfect square?(). A.13 B.16 C.17 D.18 E.19 3【题目】【题目】Ho wman ytwo-digi tnumber shav edigit swhos【题目...
Let's try two example problems to learn how to divide multi-digit numbers using the standard algorithm. The first example will result in no remainder, while the second will be an example with a remainder. Example of Dividing Multi-Digit Numbers Using the Standard Algorithm: No Remainder ...
How many four-digit numbers can be made without repeating digits?How many five-digit numbers can be made using the digits 0, 1, 2, 3, 4, 5, and 6 withoutrepeating digits? 3【题目】Answer the following questions:How many three-digit numbers can be made wsing the digits o, 1, 2, ...
【题目】【题目】(1) How many differen tthree-digi tnumbers can be formed with the digit s1 , 2and 3if each digit【题目】(1) How many differen tthree-digi tnumbers can be formed with the digit s1 , 2and 3if each digit 相关知识点: ...
百度试题 结果1 题目(i) Find how many different 5-digit numbers can be formed using the digits 1, 2, 3, 5, 7 and 8, if each digit may be used only once in any number.[1] 720 相关知识点: 试题来源: 解析 720 反馈 收藏
How to multiply 2 – Digit Numbers? Before we come to understand the multiplication of 2 – digit numbers, it is important to recall what is meant by 2 – digit numbers? Recall that every digit of a number has aplace value. For instance, the number 5 is a single digit number where ...
3【题目】How many different three-digit numbers can be formed with the digits 1 and 2?How many different three-digit numbers can be formed with the digits 3, s, and 7 without repeating digits? 4【题目】How many different three-digit numbers can be formed with the digits 1 and 2?How ...
How many different three-digit numbers can we make by using the digits 1, 2, and 3 without repeating digits? What is the sum of all these possible three-digit numbers?相关知识点: 试题来源: 解析 6; 1332. 3* 2* 1=6; the sum is(1+2+3)* 222=1332....
How many different four-digit odd numbers can be made by using digits 1, 2, 3, 4, and 5 (without digits be repeated)?( )A. 24 B. 36 C. 48 D. 72 相关知识点: 试题来源: 解析 D Rule of product: 3×4×3×2=72; therefore we can choose D.反馈 收藏 ...